User Discovery via Whoami
Warning
This rule has been deprecated as of 2021/04/15.
The whoami application was executed on a Linux host. This is often used by tools and persistence mechanisms to test for privileged access.
Rule type: query
Rule indices:
- auditbeat-*
- logs-endpoint.events.*
Rule Severity: low
Risk Score: 21
Runs every:
Searches indices from: now-9m
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Host
- Linux
- Threat Detection
- Discovery
Version: 100
Rule authors:
- Elastic
Rule license: Elastic License v2
event.category:process and event.type:(start or process_started) and process.name:whoami
Framework: MITRE ATT&CK
Tactic:
- Name: Discovery
- Id: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
Technique:
- Name: System Owner/User Discovery
- Id: T1033
- Reference URL: https://attack.mitre.org/techniques/T1033/